Anti-theft alarm device for jewelry display cabinet

Abstract

The invention relates to the technical field of valuables anti-theft, and provides an anti-theft alarm device for a jewelry display cabinet, which comprises a display cabinet, a touch switch is movably connected to the top end of the display cabinet, alarm devices are fixedly connected to the left side and the right side of the display cabinet, and anti-theft devices are movably connected to the left side and the right side of the display cabinet through the alarm devices. According to the anti-theft alarm device for the jewelry display cabinet, when an anti-theft turning cover is clamped intoa fixed clamping groove, the anti-theft turning cover extrudes a touch connecting rod, the touch connecting rod drives a movable connecting rod to press downwards, the movable connecting rod extrudesa telescopic air rod, the telescopic air rod is driven to extrude a switch in the telescopic air rod, and an alarm gives out alarm sound to remind workers; when the inner side of the anti-theft device is in a power-on state, an electric field is generated by a circuit connected with the anti-theft device, and according to the characteristics of the electro-rheological fluid, the electro-rheological fluid can be converted into solid under the action of the electric field.

Description

technical field [0001] The invention relates to the technical field of anti-theft of valuables, in particular to an anti-theft alarm device for a jewelry display cabinet. Background technique [0002] The jewelry display cabinet is a container for displaying jewelry. The jewelry display cabinet has a beautiful appearance, a firm structure, easy disassembly and assembly, and convenient transportation. It is widely used in company showrooms, exhibitions, department stores, advertisements, etc., and is widely used in the jewelry industry. use. [0003] Jewelry is a valuable item with a high value. However, if lawbreakers in the society enter the gold store and steal the goods in the display cabinet, conventional display cabinets have no effective means to prevent theft or delay the theft of the thief. Time, give the staff a certain amount of time to take measures, and if there is a criminal holding a sharp weapon, it is difficult for the staff to call the police on the spot. W...

AI Technical Summary

Problems solved by technology

[0003] Jewelry is a valuable item with a high value. However, if lawbreakers in the society enter the gold store and steal the goods in the display cabinet, conventional display cabinets have no effective means to prevent theft or delay the theft of the thief. Time, give the staff a certain amount of time to take measures, and if there is a criminal holding a sharp weapon, it is difficult for the staff to call the police on the spot. When the criminal leaves the police, the police will deal with the case again. Anti-theft alarm device for jewelry display cabinet

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